Clinical trials
Phase 4 COVID-19 trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
242 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2013 | 1 |
| 2020 | 90 |
| 2021 | 98 |
| 2022 | 23 |
| 2023 | 15 |
| 2024 | 5 |
| 2025 | 6 |
| 2026 | 4 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 113 |
| Unknown status | 77 |
| Terminated | 22 |
| Withdrawn | 13 |
| Active, not recruiting | 7 |
| Recruiting | 5 |
| Suspended | 3 |
| Not yet recruiting | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| China National Biotec Group Company Limited | 10 |
| Sinovac Research and Development Co., Ltd. | 9 |
| Jiangsu Province Centers for Disease Control and Prevention | 8 |
| ClinAmygate | 4 |
| ModernaTX, Inc. | 4 |
| Shahid Beheshti University of Medical Sciences | 4 |
| Sinovac Life Sciences Co., Ltd. | 4 |
| Ain Shams University | 3 |
| Novartis Pharmaceuticals | 3 |
| Sinovac Biotech Co., Ltd | 3 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| COVID-19 | 242 |
| Coronavirus Infections | 29 |
| Influenza, Human | 7 |
| Pneumonia | 7 |
| Respiratory Tract Infections | 6 |
| Severe Acute Respiratory Syndrome | 6 |
| Virus Diseases | 6 |
| Pneumonia, Viral | 5 |
| Anosmia | 4 |
| HIV Infections | 4 |
Trials
Showing 26 to 50 of 242. Each trial links to its page on Pharma Observatory.
142 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
Go deeper on Pharma Observatory
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